import Person from "./person.js"
class Teacher extends Person{
    constructor(name,age,klass){
       super(name,age);
        this.klass=klass;
    }
   
    introduce(){
        if(this.klass){
            return `${super.introduce()} I am a Teacher. I teach Class ${this.klass}.`;
        }else{
            return `${super.introduce()} I am a Teacher. I teach No Class.`;
        }
    }

}
module.exports = Teacher;